P2P Drop - Encrypted File Sharing
Encrypted file sharing that doesn't go through keys or servers, completed entirely in the browser. Send with a single QR code, and it disappears without a trace when the time comes.
Encrypted file sharing that doesn't go through keys or servers, completed entirely in the browser. Send with a single QR code, and it disappears without a trace when the time comes.
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Automatically translated from Japanese by AI
■ What kind of app is it?
A P2P file transfer tool that sends files directly to the recipient's browser without going through a server. It connects two browsers directly using WebRTC, and the file itself never remains on any external cloud.
■ Main Features
🔐 End-to-end encryption with AES-GCM 256-bit
Keys are stored in the URL hash (#) and never sent to the server
✅ Integrity verification with SHA-256 (automatic upon receipt)
📦 Multiple files are automatically compressed into ZIP
🚛 Large file mode (StreamSaver) handles several GB without memory overflow
🔄 Automatic reconnection up to 3 times on disconnection (resumes by chunk)
🔁 "Send back" button after receipt for bidirectional transfer
📱 QR code compatible, just scan with your smartphone
⏱ Auto-delete at any time from 5 minutes to 3 hours
■ When to use
・Want to send confidential documents to a business partner just once
・Transfer videos from smartphone to PC instantly
・Share files with family without leaving them on the cloud
・Transfer large files (several GB) directly to the recipient
■ How it works
Complete in a single HTML file. No backend construction or dependency packages needed.
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